/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Initial Developer of the Original Code is
*   Nick Kreeger
* Portions created by the Initial Developer are Copyright (C) 2006-2007
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*   Nick Kreeger <nick.kreeger@park.edu>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */

#import "MailboxTextCell.h"

const int kImagePaddingOffset = 3;

@implementation MailboxTextCell

-(void)dealloc
{
  [mImage release];
  mImage = nil;
  [super dealloc];
}

-copyWithZone:(NSZone*)inZone
{
  MailboxTextCell* cell = (MailboxTextCell*)[super copyWithZone:inZone];
  cell->mImage = [mImage retain];
  return cell;
}

-(NSColor*)highlightColorWithFrame:(NSRect)cellFrame inView:(NSView*)controlView
{
  return [super highlightColorWithFrame:cellFrame inView:controlView];
}

-(void)setImage:(NSImage*)inImage
{
  if (inImage != mImage)
  {
    [mImage release];
    mImage = [inImage retain];
  }
}

-(NSImage*)image
{
  return mImage;
}

-(NSRect)imageFrameForCellFrame:(NSRect)inCellFrame
{
  if (mImage != nil)
  {
    NSRect imageFrame;
    imageFrame.size = [mImage size];
    imageFrame.origin = inCellFrame.origin;
    imageFrame.origin.x += 3; // XXX define a constant for these?
    imageFrame.origin.y += ceil((inCellFrame.size.height - imageFrame.size.height) / 2);
    return imageFrame;
  }
  
  return NSZeroRect;
}

-(void)editWithFrame:(NSRect)inRect 
              inView:(NSView *)inControlView
              editor:(NSText*)inTextObj
            delegate:(id)anObject 
               event:(NSEvent *)theEvent 
{
  NSRect textFrame, imageFrame;
  NSDivideRect(inRect, &imageFrame, &textFrame, kImagePaddingOffset + [mImage size].width, NSMinXEdge);
  [super editWithFrame:textFrame
                inView:inControlView 
                editor:inTextObj 
              delegate:anObject
                 event:theEvent];
}

-(void)selectWithFrame:(NSRect)inRect
                inView:(NSView *)inControlView 
                editor:(NSText *)inTextObj 
              delegate:(id)anObject 
                 start:(int)inSelStart 
                length:(int)inSelLength 
{
  NSRect textFrame, imageFrame;
  NSDivideRect(inRect, &imageFrame, &textFrame, kImagePaddingOffset + [mImage size].width, NSMinXEdge);
  [super selectWithFrame:textFrame
                  inView:inControlView 
                  editor:inTextObj 
                delegate:anObject
                   start:inSelStart 
                  length:inSelLength];
}

-(void)drawWithFrame:(NSRect)inCellFrame inView:(NSView*)inControlView
{
  if (mImage != nil)
  {
    NSSize imageSize = [mImage size];
    NSRect imageFrame;
    
    NSDivideRect(inCellFrame, &imageFrame, &inCellFrame, kImagePaddingOffset + imageSize.width, NSMinXEdge);
    if ([self drawsBackground])
    {
      [[self backgroundColor] set];
      NSRectFill(imageFrame);
    }
    imageFrame.origin.x += kImagePaddingOffset;
    imageFrame.size = imageSize;
    
    if ([inControlView isFlipped])
      imageFrame.origin.y += ceil((inCellFrame.size.height + imageFrame.size.height) / 2);
    else
      imageFrame.origin.y += ceil((inCellFrame.size.height - imageFrame.size.height) / 2);
    
    [mImage compositeToPoint:imageFrame.origin operation:NSCompositeSourceOver];
  }
  
  [super drawWithFrame:inCellFrame inView:inControlView];
}

-(NSSize)cellSize
{
  NSSize cellSize = [super cellSize];
  cellSize.width += (mImage ? [mImage size].width : 0) + kImagePaddingOffset;
  return cellSize;
}

@end
